package cn.itsource.ymcc.mapper;

import cn.itsource.ymcc.domain.MediaFile;
import com.baomidou.mybatisplus.mapper.BaseMapper;
import org.apache.ibatis.annotations.Param;

/**
 * <p>
 *  Mapper 接口
 * </p>
 *
 * @author whale
 * @since 2021-09-13
 */
public interface MediaFileMapper extends BaseMapper<MediaFile> {

    int selectMaxNumberByChapterIdAndCourseId(@Param("courseChapterId") Long courseChapterId, @Param("courseId") Long courseId);
}
